Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
Solve[(x - beta*v*t)/Sqrt[1 - beta^2] == (x - v*t), beta]
Solve[(x - beta*v*t)/Sqrt[1 - beta^2] == (x - v*t), beta]
Natural Language
Math Input
